Complete the command to change to the home directory.
cd [1]The tilde (~) symbol represents the home directory in Linux. Using cd ~ takes you there.
Complete the command to move up one directory level.
cd [1]The double dots (..) mean the parent directory. cd .. moves you up one level.
Fix the error in the command to change to the root directory.
cd [1]The root directory is represented by a single slash (/). cd / takes you there.
Fill both blanks to change to the 'Documents' folder inside your home directory.
cd [1]/[2]
Using ~ points to your home directory, and adding /Documents moves into the Documents folder inside it.
Fill all three blanks to move up two directories and then into the 'projects' folder.
cd [1]/[2]/[3]
Using .. twice moves up two levels, then adding /projects moves into the projects folder.